*{
    margin: 0;
    padding: 0;
 }
body,dl,dd,ul,ol,h1,h2,h3,h4,h5,h6,p,form{margin:0;}
h1,h2,h3,h4,h5,h6{font-size:100%;}
em,i,b{font-style:normal;}
ul,ol{list-style:none;}
a{text-decoration:none;font-size: 12px;color: #000; }
a:hover{text-decoration:none;}
img{border:0;border-radius:2px 2px 2px 2px;}
button,input,select,textarea{font-size:100%;outline:none;}
textarea{resize:none;}
table{border-collapse:collapse;border-spacing:0;}
td,th,ul,ol{padding:0;}
cite{font-style:normal;}
/*------common------*/
.pr{position:relative}
.pa{position:absolute}
.fl{float:left}
 .fr{float:right}
.clearfix{zoom:1}
.clearfix:after{content:'\20';display:block;height:0;line-height:0;visibility:hidden;clear:both}
.none{display:none}
.ht{overflow:hidden;text-indent:-9999px;text-decoration:none}
.fb{font-weight:bold}
.fn{font-weight:normal}
.f12{font-size:12px}
.f16{font-size:16px}
.f22{font-size:22px}
.tc{text-align:center}
.tr{text-align:right}
.top-box{
    width: 100%;
    height: 50px;
    border-color: #FFFFFF;
}
.top-box>div{
    margin: 0 auto;
    width: 800px;
    height: 50px;
}
.top-box>div>.logo{
    width: 120px;
    height: 50px;
}
.top-box>div>div{   
    line-height: 50px;
    width: 80px;
    margin-left: 5px;
    text-align: center;
    float: left;
}
.top-box>div>div>a{
    font-size: 14px;
}
.top-box>div>.search{
    width: 20px;
    height: 20px;
    margin-top: 10px;
}
.top-box>div>button{
    float: right;
    border: 1px solid orange;
    color: orange;
    font-size: 14px;
    height: 20px;
    width: 80px;
    margin-top: 10px;
    margin-left: 20px;
    border-radius :5px ;
}
/* 导航栏 */
hr{
    width: 100%;
    border: 1px solid salmon;
}
.bottom-box{
    background-color: #505050;
    width: 100%;
    height: 300px;
}
.bottom-box>div{
    margin: 0 auto;
    width: 800px;
    height: 280px;
}
.bottom-box>div>img{
    width: 150px;
    height: 150px;
}
.bottom-box>div>ul{
    float: left;
    margin-left: 5px;
    width: 130px;
    font-size: 12px;
    color: cadetblue;
}
.bottom-box>div>.min{
    width: 110px;
}
.bottom-box>div>ul>h3{
    font-size: 14px;
    color: #F7F7F7;
    margin-bottom: 20px;
}
.bottom-box>div>ul>img{
    margin-bottom: 20px;
}
.bottom-box>div>ul>li{
    margin-top: 5px;
}
.bottom-box>div>.one{
    width: 800px;
    color: #F7F7F7;
    font-size: 12px;
    margin: 0 auto;
    /* height: 30px; */
    text-align: center;
    /* margin-top: 150px; */
    position: absolute;
    top: 230px;

}